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发明名称
TIMBRE ELECTRONICO PIEZOCERAMICO DE ALTA IMPEDANCIA CON ELEMENTOS DE PROTECCION PARA APARATO TELEFONICO
摘要
申请公布号
ES535906(D0)
申请公布日期
1985.10.16
申请号
ES20060005359
申请日期
1984.09.14
申请人
STANDARD ELECTRICA, S.A.
发明人
分类号
G10K1/06;H04M1/58;(IPC1-7):G10K1/06
主分类号
G10K1/06
代理机构
代理人
主权项
地址
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